Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Thesaurus

breakthrough

noun

Synonyms and Antonyms of breakthrough

  1. an instance of notable progress in the development of knowledge, technology, or skill <Alexander Fleming's discovery of penicillin was one of medicine's great breakthroughs, for penicillin became the first antibiotic to successfully combat bacterial infections in humans> Synonyms advancement, advance, enhancement, improvement, refinementRelated Words quantum leap; amelioration, boost, heightening, increase, melioration, strengthening, upgrade, uplift, upswing, uptrend, upturn; betterment, development, elaboration, evolution, expansion, gestation, growth, maturation, perfection, ripening; civilization, edification, education, enlightenment; renaissance, renascence, revival; discovery, find, windfall; innovation, inventionNear Antonyms breakdown, collapse, crash; hindrance, impediment, stumbling block; decadence, decay, declension, decline, decrease, degeneration, descent, deterioration, diminishment, downgrade, ebbing, failing, flagging, languishment, lapse, lessening, reduction, sinking, slowing, weakening, worsening; detriment, disablement, drawback, glitch, impairment, shortcomingAntonyms setback





Seen and Heard

What made you want to look up breakthrough? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

a very small amount

Get Word of the Day daily email!